<div class="col-md-2">
    <ul class="nav nav-pills nav-stacked">
        <li <% if(act=='article'){ %> class="active"  <% } %> ><a href="/admin/article/list">文章管理</a></li>   
        <li <% if(act=='category'){ %> class="active"  <% } %>><a href="/admin/category/list">栏目管理</a> </li> 
        <li <% if(act=='link'){ %> class="active"  <% } %> ><a href="/admin/link/list">友情链接管理</a> </li> 
        
    </ul>
</div>